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/*
* The Mana Client
* Copyright (C) 2004-2009 The Mana World Development Team
* Copyright (C) 2009-2012 The Mana Developers
*
* This file is part of The Mana Client.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef ANIMATION_H
#define ANIMATION_H
#include <libxml/tree.h>
#include <vector>
class Image;
/**
* A single frame in an animation, with a delay and an offset.
*/
struct Frame
{
Image *image;
int delay;
int offsetX;
int offsetY;
};
/**
* An animation consists of several frames, each with their own delay and
* offset.
*/
class Animation final
{
public:
Animation() = default;
/**
* Appends a new animation at the end of the sequence.
*/
void addFrame(Image *image, int delay, int offsetX, int offsetY);
/**
* Appends an animation terminator that states that the animation
* should not loop.
*/
void addTerminator();
/**
* Returns the frame at the specified index.
*/
Frame *getFrame(int index) { return &(mFrames[index]); }
/**
* Returns the length of this animation in frames.
*/
int getLength() const { return mFrames.size(); }
/**
* Returns the duration of this animation in milliseconds.
*/
int getDuration() const { return mDuration; }
/**
* Determines whether the given animation frame is a terminator.
*/
static bool isTerminator(const Frame &phase);
protected:
std::vector<Frame> mFrames;
int mDuration = 0;
};
#endif
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